Knowledge Base Contributions

Below is a list of the knowledge base entries that Mike Boucher has contributed to:

• If I have multiple checkboxes checked (with the same name, but different values), why don't I get them as an array?
  

• Why doesn't a POST work with PHP4/IIS4 when a GET does?
  

• How can I limit the number of records returned from an SQL query (Access97 w/PHP4)?
  I can't use "limit" with Access and PHP 4.
  

• How must I manage a variable that has either a value or doesn't exist at all.
  

• Why does when I write stg like <A href="b.php?parm=myparm"> in a html, the $parm var is void in b.php script? it should be $parm="myparm" isn't it
  I'm just trying a simple link between a html file and a php script with an url get method. http_get_
  Thanks a lot Mike. It works fine now.
  Just a question yet: what's the meanning of the
  two dots before and after get_vars in your example?
  

• The server I have space on isn't allowing me access to write to files, is this a PHP option I can get them to change?
  

• Im getting the following error : Warning: MySQL: Unable to save result set in /usr/local/apache/htdocs/index.php on line 29 Any ideas??
  

• How can i add the First,Previous,Next, Last,Update,Delete,Modify buttons in the same form?(I am using MYSQL as a backend in my server)
  

• Running Apache 1.3.6, MySQL 3.22.35, and PHP 4.0.3 on Linux, I get this error: "Call to unsupported or undefined function mysql_connect()". Why? Pls!!
  

• Can't register variables within a function????? function foo_x(){ session_register("x") ... }
  

• I am using PHP4 and a MS Access DB for my website. My provider tells me that the IIS-Server (NT) does not support PHP. Is that correct?
  

• Warning: Session object destruction failed on NT/IIS/PHP4.0.3pl1
  

• There is a problem if you use the session in the PHP it send the session ID as a cookie if one wants not to except the cookie than what is the alternative
  

• If included and required files inherit the variable scope up to the line they appear on, why aren't my SESSION variables available in my include file?
  

• Anybody know how or if ImageCreateFrom__() function works with URLs? Error: Can't read image when using http://
  

• How to register session vars in script that uses require(); - submits to self - but redirects to another script using header(location: page2.php);
  

• How do you check if a directory exists? if(opendir("./xxxx")) just returns an error.
  

• When i press the submit button,the selected name in the list should be displayed in the new popup window for further processing.How to do this?. pl
  

• PHP4 - Do I have to add any special headers to email's compliled by script to send as HTML and include graphics? (ex: guru.com newsletter)
  

• Win98/Apache/PHP4.0.03pl1 -- How do I set up a mail server so my PHP script can send email?
  

• Is there a way, either in javascript or php to have the curser automatically come up in the first text box on the page?
  

• Getting "Warning: Undefined variable: foo in D:\path\dir\file.php on line n" for all unposted variables. This error occurs even for if($foo) {
  

• Is there any way to convert a user's textarea entry into HTML (mostly paragraph formatting)?